3M Clean-Trace Manual Del Usuario página 23

(English)
6.08 Performing a Self Check
self check performs both a background reading and a calibration check. Before selecting self check, ensure the sample chamber is empty, the
chamber cap is closed and the instrument has been at a stable temperature for at least 15 minutes.
While in the SETUP Menu, use the navigation buttons to select SELF CHECK.
Press Select to start the self check, the screen will display the words "Performing self check" and a series of "count-up" blocks.
If the instrument is performing within calibration limits and the background reading is acceptable, PASS will be displayed.
If the instrument is not performing within calibration limits, one of the three screens below will be displayed. If this is the case the instrument should
not be used as performance may be compromised. contact 3M or local 3M Distributor for service and calibration.
calibration check failed.
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